320828760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7489}}^1$

素因数の和:7530

約数の個数: 192

約数和(自身を含む): 1261915200

約数和(自身を除く): 941086440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1530, 1785, 2040, 2142, 2380, 2520, 2856, 3060, 3570, 4284, 4760, 5355, 6120, 7140, 7489, 8568, 10710, 14280, 14978, 21420, 22467, 29956, 37445, 42840, 44934, 52423, 59912, 67401, 74890, 89868, 104846, 112335, 127313, 134802, 149780, 157269, 179736, 209692, 224670, 254626, 262115, 269604, 299560, 314538, 337005, 381939, 419384, 449340, 471807, 509252, 524230, 539208, 629076, 636565, 674010, 763878, 786345, 891191, 898680, 943614, 1018504, 1048460, 1145817, 1258152, 1273130, 1348020, 1527756, 1572690, 1782382, 1887228, 1909695, 2096920, 2291634, 2359035, 2546260, 2673573, 2696040, 3055512, 3145380, 3564764, 3774456, 3819390, 4455955, 4583268, 4718070, 5092520, 5347146, 5729085, 6290760, 7129528, 7638780, 8020719, 8911910, 9166536, 9436140, 10694292, 11458170, 13367865, 15277560, 16041438, 17823820, 18872280, 21388584, 22916340, 26735730, 32082876, 35647640, 40103595, 45832680, 53471460, 64165752, 80207190, 106942920, 160414380, 320828760]

約数ペア:

[(1, 320828760), (2, 160414380), (3, 106942920), (4, 80207190), (5, 64165752), (6, 53471460), (7, 45832680), (8, 40103595), (9, 35647640), (10, 32082876), (12, 26735730), (14, 22916340), (15, 21388584), (17, 18872280), (18, 17823820), (20, 16041438), (21, 15277560), (24, 13367865), (28, 11458170), (30, 10694292), (34, 9436140), (35, 9166536), (36, 8911910), (40, 8020719), (42, 7638780), (45, 7129528), (51, 6290760), (56, 5729085), (60, 5347146), (63, 5092520), (68, 4718070), (70, 4583268), (72, 4455955), (84, 3819390), (85, 3774456), (90, 3564764), (102, 3145380), (105, 3055512), (119, 2696040), (120, 2673573), (126, 2546260), (136, 2359035), (140, 2291634), (153, 2096920), (168, 1909695), (170, 1887228), (180, 1782382), (204, 1572690), (210, 1527756), (238, 1348020), (252, 1273130), (255, 1258152), (280, 1145817), (306, 1048460), (315, 1018504), (340, 943614), (357, 898680), (360, 891191), (408, 786345), (420, 763878), (476, 674010), (504, 636565), (510, 629076), (595, 539208), (612, 524230), (630, 509252), (680, 471807), (714, 449340), (765, 419384), (840, 381939), (952, 337005), (1020, 314538), (1071, 299560), (1190, 269604), (1224, 262115), (1260, 254626), (1428, 224670), (1530, 209692), (1785, 179736), (2040, 157269), (2142, 149780), (2380, 134802), (2520, 127313), (2856, 112335), (3060, 104846), (3570, 89868), (4284, 74890), (4760, 67401), (5355, 59912), (6120, 52423), (7140, 44934), (7489, 42840), (8568, 37445), (10710, 29956), (14280, 22467), (14978, 21420)]